/* CAD制图页面特有样式 */
.cad-workspace {
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 1rem;
  height: 100%;
}

.toolbar-cad {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  background: #f0f4f8;
  border-radius: 8px;
}

.canvas-area {
  background: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  overflow: auto;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}